《Compilers: Principles, Techniques, & Tools》读书笔记

• Compiler

  Programming languages are notations for describing computations to people and to machines.

  Before a program can be run, it first must be translated into a form in which it can be executed by a computer.

  The software systems that do this translation are called compilers.

  A compiler is a program that can read a program in one language - the source language - and translate it into an equivalent program in another language - the target language.

  An important role of the compiler is to report any errors in the source program that it detects during the tranlation process.

• Interpreter

  An interpreter is another common kind of language processor.

  Instead